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<pre><span class="sourceLineNo">001</span><a name="line.1"></a>
<span class="sourceLineNo">002</span>/*<a name="line.2"></a>
<span class="sourceLineNo">003</span> * Copyright (C) 2014 Archie L. Cobbs. All rights reserved.<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * $Id: AbstractUI.html 409 2014-08-18 16:46:48Z archie.cobbs $<a name="line.5"></a>
<span class="sourceLineNo">006</span> */<a name="line.6"></a>
<span class="sourceLineNo">007</span><a name="line.7"></a>
<span class="sourceLineNo">008</span>package org.jsimpledb.gui;<a name="line.8"></a>
<span class="sourceLineNo">009</span><a name="line.9"></a>
<span class="sourceLineNo">010</span>import com.vaadin.annotations.PreserveOnRefresh;<a name="line.10"></a>
<span class="sourceLineNo">011</span>import com.vaadin.annotations.Push;<a name="line.11"></a>
<span class="sourceLineNo">012</span>import com.vaadin.annotations.Theme;<a name="line.12"></a>
<span class="sourceLineNo">013</span>import com.vaadin.server.ExternalResource;<a name="line.13"></a>
<span class="sourceLineNo">014</span>import com.vaadin.server.Sizeable;<a name="line.14"></a>
<span class="sourceLineNo">015</span>import com.vaadin.server.ThemeResource;<a name="line.15"></a>
<span class="sourceLineNo">016</span>import com.vaadin.server.VaadinRequest;<a name="line.16"></a>
<span class="sourceLineNo">017</span>import com.vaadin.shared.ui.MarginInfo;<a name="line.17"></a>
<span class="sourceLineNo">018</span>import com.vaadin.ui.Alignment;<a name="line.18"></a>
<span class="sourceLineNo">019</span>import com.vaadin.ui.Component;<a name="line.19"></a>
<span class="sourceLineNo">020</span>import com.vaadin.ui.HorizontalLayout;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import com.vaadin.ui.Label;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import com.vaadin.ui.Link;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import com.vaadin.ui.UI;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import com.vaadin.ui.VerticalLayout;<a name="line.24"></a>
<span class="sourceLineNo">025</span><a name="line.25"></a>
<span class="sourceLineNo">026</span>import org.jsimpledb.Version;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import org.slf4j.Logger;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.slf4j.LoggerFactory;<a name="line.28"></a>
<span class="sourceLineNo">029</span><a name="line.29"></a>
<span class="sourceLineNo">030</span>/**<a name="line.30"></a>
<span class="sourceLineNo">031</span> * Superclass of the various {@link UI}s that constitute the GUI.<a name="line.31"></a>
<span class="sourceLineNo">032</span> */<a name="line.32"></a>
<span class="sourceLineNo">033</span>@PreserveOnRefresh<a name="line.33"></a>
<span class="sourceLineNo">034</span>@Push<a name="line.34"></a>
<span class="sourceLineNo">035</span>@SuppressWarnings("serial")<a name="line.35"></a>
<span class="sourceLineNo">036</span>@Theme("jsdb")<a name="line.36"></a>
<span class="sourceLineNo">037</span>public abstract class AbstractUI extends UI {<a name="line.37"></a>
<span class="sourceLineNo">038</span><a name="line.38"></a>
<span class="sourceLineNo">039</span>    private static final float UPPER_BAR_HEIGHT = 44;<a name="line.39"></a>
<span class="sourceLineNo">040</span><a name="line.40"></a>
<span class="sourceLineNo">041</span>    protected final Logger log = LoggerFactory.getLogger(this.getClass());<a name="line.41"></a>
<span class="sourceLineNo">042</span><a name="line.42"></a>
<span class="sourceLineNo">043</span>    private final VerticalLayout rootLayout = new VerticalLayout();<a name="line.43"></a>
<span class="sourceLineNo">044</span><a name="line.44"></a>
<span class="sourceLineNo">045</span>// Vaadin lifecycle<a name="line.45"></a>
<span class="sourceLineNo">046</span><a name="line.46"></a>
<span class="sourceLineNo">047</span>    @Override<a name="line.47"></a>
<span class="sourceLineNo">048</span>    public void init(VaadinRequest request) {<a name="line.48"></a>
<span class="sourceLineNo">049</span>        this.getPage().setTitle(this.getTitle());<a name="line.49"></a>
<span class="sourceLineNo">050</span>        this.setContent(this.rootLayout);<a name="line.50"></a>
<span class="sourceLineNo">051</span>        this.rootLayout.setSpacing(true);<a name="line.51"></a>
<span class="sourceLineNo">052</span>        this.rootLayout.setSizeFull();<a name="line.52"></a>
<span class="sourceLineNo">053</span>        this.rootLayout.setMargin(new MarginInfo(false, true, true, true));<a name="line.53"></a>
<span class="sourceLineNo">054</span>        this.rootLayout.addComponent(this.buildRootUpperBar());<a name="line.54"></a>
<span class="sourceLineNo">055</span>        this.rootLayout.addComponent(new HorizontalLine(3));<a name="line.55"></a>
<span class="sourceLineNo">056</span>        final Component lowerPanel = this.buildLowerPanel();<a name="line.56"></a>
<span class="sourceLineNo">057</span>        this.rootLayout.addComponent(lowerPanel);<a name="line.57"></a>
<span class="sourceLineNo">058</span>        this.rootLayout.setExpandRatio(lowerPanel, 1.0f);<a name="line.58"></a>
<span class="sourceLineNo">059</span>        this.rootLayout.setComponentAlignment(lowerPanel, Alignment.MIDDLE_CENTER);<a name="line.59"></a>
<span class="sourceLineNo">060</span>    }<a name="line.60"></a>
<span class="sourceLineNo">061</span><a name="line.61"></a>
<span class="sourceLineNo">062</span>// Layout construction<a name="line.62"></a>
<span class="sourceLineNo">063</span><a name="line.63"></a>
<span class="sourceLineNo">064</span>    protected String getTitle() {<a name="line.64"></a>
<span class="sourceLineNo">065</span>        return "JSimpleDB";<a name="line.65"></a>
<span class="sourceLineNo">066</span>    }<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span>    protected Component getTopRightLabel() {<a name="line.68"></a>
<span class="sourceLineNo">069</span>        return null;<a name="line.69"></a>
<span class="sourceLineNo">070</span>    }<a name="line.70"></a>
<span class="sourceLineNo">071</span><a name="line.71"></a>
<span class="sourceLineNo">072</span>    protected Component buildRootUpperBar() {<a name="line.72"></a>
<span class="sourceLineNo">073</span><a name="line.73"></a>
<span class="sourceLineNo">074</span>        // Logo<a name="line.74"></a>
<span class="sourceLineNo">075</span>        final Link logo = new Link(null, new ExternalResource(MainUI.URI_PATH));<a name="line.75"></a>
<span class="sourceLineNo">076</span>        logo.setIcon(new ThemeResource("img/jsimpledb-logo-48x48.png"));<a name="line.76"></a>
<span class="sourceLineNo">077</span>        final HorizontalLayout logoLayout = new HorizontalLayout();<a name="line.77"></a>
<span class="sourceLineNo">078</span>        logoLayout.addStyleName("jsdb-upper-bar-company-logo-layout");<a name="line.78"></a>
<span class="sourceLineNo">079</span>        logoLayout.setWidth(48, Sizeable.Unit.PIXELS);<a name="line.79"></a>
<span class="sourceLineNo">080</span>        logoLayout.addComponent(logo);<a name="line.80"></a>
<span class="sourceLineNo">081</span>        logoLayout.setComponentAlignment(logo, Alignment.BOTTOM_LEFT);<a name="line.81"></a>
<span class="sourceLineNo">082</span><a name="line.82"></a>
<span class="sourceLineNo">083</span>        // Title<a name="line.83"></a>
<span class="sourceLineNo">084</span>        final SizedLabel titleLabel = new SizedLabel(this.getTitle());<a name="line.84"></a>
<span class="sourceLineNo">085</span>        titleLabel.addStyleName("jsdb-title");<a name="line.85"></a>
<span class="sourceLineNo">086</span><a name="line.86"></a>
<span class="sourceLineNo">087</span>        // Sequence parts<a name="line.87"></a>
<span class="sourceLineNo">088</span>        final HorizontalLayout layout = new HorizontalLayout();<a name="line.88"></a>
<span class="sourceLineNo">089</span>        layout.setSpacing(true);<a name="line.89"></a>
<span class="sourceLineNo">090</span>        layout.setWidth("100%");<a name="line.90"></a>
<span class="sourceLineNo">091</span>        layout.setHeight(UPPER_BAR_HEIGHT, Sizeable.Unit.PIXELS);<a name="line.91"></a>
<span class="sourceLineNo">092</span>        layout.addComponent(logoLayout);<a name="line.92"></a>
<span class="sourceLineNo">093</span>        layout.setComponentAlignment(logoLayout, Alignment.BOTTOM_LEFT);<a name="line.93"></a>
<span class="sourceLineNo">094</span>        layout.addComponent(titleLabel);<a name="line.94"></a>
<span class="sourceLineNo">095</span>        layout.setExpandRatio(titleLabel, 1.0f);<a name="line.95"></a>
<span class="sourceLineNo">096</span>        layout.setComponentAlignment(titleLabel, Alignment.BOTTOM_CENTER);<a name="line.96"></a>
<span class="sourceLineNo">097</span>        final Component topRightLabel = this.getTopRightLabel();<a name="line.97"></a>
<span class="sourceLineNo">098</span>        if (topRightLabel != null) {<a name="line.98"></a>
<span class="sourceLineNo">099</span>            layout.addComponent(topRightLabel);<a name="line.99"></a>
<span class="sourceLineNo">100</span>            layout.setComponentAlignment(topRightLabel, Alignment.BOTTOM_RIGHT);<a name="line.100"></a>
<span class="sourceLineNo">101</span>        }<a name="line.101"></a>
<span class="sourceLineNo">102</span>        return layout;<a name="line.102"></a>
<span class="sourceLineNo">103</span>    }<a name="line.103"></a>
<span class="sourceLineNo">104</span><a name="line.104"></a>
<span class="sourceLineNo">105</span>    protected Component buildLowerPanel() {<a name="line.105"></a>
<span class="sourceLineNo">106</span><a name="line.106"></a>
<span class="sourceLineNo">107</span>        // Add main panel<a name="line.107"></a>
<span class="sourceLineNo">108</span>        final VerticalLayout layout = new VerticalLayout();<a name="line.108"></a>
<span class="sourceLineNo">109</span>        layout.setSizeFull();<a name="line.109"></a>
<span class="sourceLineNo">110</span>        layout.setMargin(false);<a name="line.110"></a>
<span class="sourceLineNo">111</span>        layout.setSpacing(true);<a name="line.111"></a>
<span class="sourceLineNo">112</span>        final Component mainPanel = this.buildMainPanel();<a name="line.112"></a>
<span class="sourceLineNo">113</span>        mainPanel.setSizeFull();<a name="line.113"></a>
<span class="sourceLineNo">114</span>        layout.addComponent(mainPanel);<a name="line.114"></a>
<span class="sourceLineNo">115</span>        layout.setComponentAlignment(mainPanel, Alignment.TOP_CENTER);<a name="line.115"></a>
<span class="sourceLineNo">116</span>        layout.setExpandRatio(mainPanel, 1);<a name="line.116"></a>
<span class="sourceLineNo">117</span><a name="line.117"></a>
<span class="sourceLineNo">118</span>        // Add footer containing links (admin only) and version label<a name="line.118"></a>
<span class="sourceLineNo">119</span>        final HorizontalLayout footerLayout = new HorizontalLayout();<a name="line.119"></a>
<span class="sourceLineNo">120</span>        footerLayout.setWidth("100%");<a name="line.120"></a>
<span class="sourceLineNo">121</span>        footerLayout.setSpacing(true);<a name="line.121"></a>
<span class="sourceLineNo">122</span>        final Label spacer = new Label();<a name="line.122"></a>
<span class="sourceLineNo">123</span>        footerLayout.addComponent(spacer);<a name="line.123"></a>
<span class="sourceLineNo">124</span>        footerLayout.setExpandRatio(spacer, 1);<a name="line.124"></a>
<span class="sourceLineNo">125</span>        footerLayout.addComponent(new SizedLabel("JSimpleDB Version " + Version.JSIMPLEDB_VERSION));<a name="line.125"></a>
<span class="sourceLineNo">126</span>        layout.addComponent(footerLayout);<a name="line.126"></a>
<span class="sourceLineNo">127</span><a name="line.127"></a>
<span class="sourceLineNo">128</span>        // Done<a name="line.128"></a>
<span class="sourceLineNo">129</span>        return layout;<a name="line.129"></a>
<span class="sourceLineNo">130</span>    }<a name="line.130"></a>
<span class="sourceLineNo">131</span><a name="line.131"></a>
<span class="sourceLineNo">132</span>    protected abstract Component buildMainPanel();<a name="line.132"></a>
<span class="sourceLineNo">133</span>}<a name="line.133"></a>
<span class="sourceLineNo">134</span><a name="line.134"></a>




























































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